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author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2011-07-07 07:23:24 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-07-08 21:57:12 (GMT) |
commit | 233f519d273454e3e804e21363d5ef0bd031acfe (patch) | |
tree | a8ecdc7ba5d108962e9be01f737e7b2af4ac6374 /drivers/usb/renesas_usbhs/common.c | |
parent | 45304e8cd9d9df07e9221551678262b390bdaaa4 (diff) | |
download | linux-233f519d273454e3e804e21363d5ef0bd031acfe.tar.xz |
usb: renesas_usbhs: fixup comment-out
This patch add/modify comment-out of renesas_usbhs.
On this process, usbhs_pkt_init was moved because it was placed under
usbhsf_null_handler which has no relationship it
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/renesas_usbhs/common.c')
-rw-r--r-- | drivers/usb/renesas_usbhs/common.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c index 665259a..d8239e5 100644 --- a/drivers/usb/renesas_usbhs/common.c +++ b/drivers/usb/renesas_usbhs/common.c @@ -21,6 +21,29 @@ #include <linux/sysfs.h> #include "./common.h" +/* + * image of renesas_usbhs + * + * ex) gadget case + + * mod.c + * mod_gadget.c + * mod_host.c pipe.c fifo.c + * + * +-------+ +-----------+ + * | pipe0 |------>| fifo pio | + * +------------+ +-------+ +-----------+ + * | mod_gadget |=====> | pipe1 |--+ + * +------------+ +-------+ | +-----------+ + * | pipe2 | | +-| fifo dma0 | + * +------------+ +-------+ | | +-----------+ + * | mod_host | | pipe3 |<-|--+ + * +------------+ +-------+ | +-----------+ + * | .... | +--->| fifo dma1 | + * | .... | +-----------+ + */ + + #define USBHSF_RUNTIME_PWCTRL (1 << 0) /* status */ |